Version 1.21 pre-release commit #7.
Version 1.21 pre-release commit #7.


git-svn-id: bb5aecfe10e452a5bd189078c87664b0cfab8a2e@87 c8dc170f-d72d-9549-1c95-63495fd41426

devernay/qt-opencv-multithreaded,devernay/qt-opencv-multithreaded,jaechoon2/qt-opencv-multithreaded,jaechoon2/qt-opencv-multithreaded